Quick answers
- Where does John P. Rosa see patients?
- Medicare's clinician data lists 2 practice locations, including Frederick, MD and Wheaton, MD. Call before your visit to confirm the address.
- What is John P. Rosa's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does John P. Rosa accept Medicare assignment?
- Yes. Medicare's clinician data says John P. Rosa accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for John P. Rosa?
- (301) 624-0024, as listed in official Medicare / NPI Registry data.
- What is John P. Rosa's NPI number?
- 1356493027. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where John P. Rosa is enrolled with Medicare (CMS data updated 2026-10-02).
- 110 Baughmans Ln, Suite 200Frederick, MD 21702 (301) 624‑0024
- 9801 Georgia Ave, Suite 339Wheaton, MD 20902 (301) 962‑3500
Group practices
Medicare enrollment lists John P. Rosa as a member of these groups (CMS data updated 2026-10-02).
- Wheaton Chiropractic LLC3 clinicians in the group
- Valley Chiropractic LLC2 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Frederick
Clinicians with the same Medicare primary specialty in Frederick, MD — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Medical school | New York Chiropractic College |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356493027 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians